head to head · open source
Midday vs Polar
Midday has 15,113 GitHub stars, 1,898 forks, 17 open issues and last shipped 5 months ago. Polar has 10,454 stars, 811 forks, 141 open issues and last shipped yesterday. Midday leads on adoption by 45% (15,113 vs 10,454 stars). Midday is written in TypeScript under AGPL-3.0; Polar is written in Python under Apache-2.0. Midday has attracted 13% as many forks as stars, Polar 8%. Polar was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (nextjs), so they are genuine substitutes rather than adjacent tools.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| Midday | Polar | |
|---|---|---|
| GitHub stars | ★ 15K | ★ 10K |
| License | AGPL-3.0 | Apache-2.0 |
| Written in | TypeScript | Python |
| Last push | 2026-06-13 | 2026-11-02 |
| Forks | ⑂ 1.9K | ⑂ 811 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Midday if
- You weight community size — 15K stars and counting
- You want the AGPL-3.0 license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick Polar if
- You want the Polar feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Python
- You evaluated both and Polar fits your workflow better
About Midday
Midday Your AI Powered Business Assistant Website · Issues About Midday Midday is an all in one tool designed to help freelancers, contractors, consultants, and solo entrepreneurs manage their business operations more efficiently. It integrates various functions typically scattered across multiple platforms into a single, cohesive system. Features Time Tracking : Allows for live time tracking of projects to boost productivity and collaboration, providing insightful project overviews. Invoicing : An upcoming feature that will enable users to create web based invoices, collaborate in real time, and synchronize…
read the full Midday overview →
About Polar
Website • Docs • API Reference Polar: A billing platform for the intelligence era Turn usage into revenue. Polar is the financial layer for a new generation of intelligent software, built for AI startups that need to charge for tokens, agents, and compute without building billing infrastructure from scratch. Ship any pricing model in an afternoon. Usage billing, subscriptions, seats, credits, trials, and discounts. Compose them however your product charges. Meter what matters. Bill tokens, API calls, agent runs, GPU seconds, and storage with precision down to the event. Checkouts that convert , realtime metrics…
read the full Polar overview →
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Frequently asked questions
Is Midday or Polar more popular?
Midday has 15,113 GitHub stars and Polar has 10,454. Midday has the larger community by that measure.
Are Midday and Polar free?
Both are open source. Midday is licensed under AGPL-3.0 and Polar under Apache-2.0. Neither carries a licence fee.
What is the difference between Midday and Polar?
Midday is written in TypeScript and Polar in Python. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Midday or Polar?
Choose Midday if you want the larger community (15,113 stars) or its AGPL-3.0 licence terms. Choose Polar if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.